Diaphragm Valve

General Overview

  • Product Name: Diaphragm Valve
  • Type: Weir type / Straight-through type / Sanitary type
  • Application: Corrosive fluid, sterile fluid, ultra-pure water, food & pharmaceutical process

Performance Parameters

  • Nominal Diameter (DN): DN6 – DN300 / NPS 1/4” – 12”
  • Pressure Rating: PN6, PN10, PN16, Class 150
  • Working Temperature: -20°C to 220°C (depends on material)
  • Body Material:
    • Stainless Steel: SS304, SS316L
    • Cast Iron, Ductile Iron
    • Plastic: UPVC, CPVC, PVDF, PP
  • Diaphragm Material: PTFE, EPDM, Silicone, FKM
  • End Connection: Flanged, Threaded, Clamped, Welded
  • Actuation Mode: Manual (Lever / Gear), Pneumatic, Electric
  • Seal Level: Zero leakage, bubble-tight
  • Design Standard: GB, ANSI, DIN, ISO, 3A, FDA, CE

Product Features

  • Anti-corrosion
  • Hygienic & non-pollution
  • No dead angle
  • Sterilizable (CIP/SIP)
  • Long service life
  • Easy maintenance

1. Classification & Name

  • Weir Diaphragm Valve
  • Straight-Through Diaphragm Valve
  • Sanitary / Hygienic Diaphragm Valve
  • Sterile / Aseptic Diaphragm Valve
  • Plastic Diaphragm Valve
  • Metal Diaphragm Valve
  • Manual Diaphragm Valve
  • Pneumatic Diaphragm Valve
  • Electric Diaphragm Valve
  • Flanged Diaphragm Valve
  • Threaded Diaphragm Valve
  • Clamped Diaphragm Valve
  • Welded Diaphragm Valve

2. Application Fields

  • Pharmaceutical & biotechnology
  • Food & beverage
  • Water treatment & environmental protection
  • Chemical & petrochemical industry
  • Semiconductor & electronics
  • Pulp & paper industry
  • Textile printing & dyeing
  • Ultra-pure fluid systems
  • Corrosive medium transportation
  • Sterile & hygienic fluid systems

3. Related Keywords

  • Diaphragm valve
  • Diaphragm
  • Valve body
  • Bonnet
  • Weir type
  • Straight through
  • Sanitary grade
  • Sterile / aseptic
  • PTFE diaphragm
  • EPDM diaphragm
  • Silicone diaphragm
  • FKM diaphragm
  • Anti-corrosion
  • Zero leakage
  • Non-pollution
  • CIP / SIP
  • Manual actuation
  • Pneumatic actuation
  • Electric actuation
  • Isolation valve
  • Control valve
  • Shut-off valve
  • No dead angle